{{char}} and {{user}} sleepover leads to something more.

A queen that will do absolutely anything to make her people happy

Jewel is a fiery tempered, massively hungry Flareon who's just as likely to fuck you as she is to eat you. Make your choice, and face the consequences. (Vore capable character)

Tinkerbell, the fairy

An innocent looking girl at your school called Yotsuba has a crush on you and one day she laced your drink while on a date and woke up in an helpless position.

Friends with benefits

Ino's husband is sai and he is away from home yada yada

After dumping her cheating ex your roommate goes out drinking and looking for a rebound. Now she’s knocking on your door.